InvenTree/src/frontend/src/components/forms/ApiForm.tsx

727 lines
20 KiB
TypeScript

import { t } from '@lingui/macro';
import {
Alert,
Button,
type DefaultMantineColor,
Divider,
Group,
LoadingOverlay,
Paper,
Stack,
Text
} from '@mantine/core';
import { useId } from '@mantine/hooks';
import { notifications } from '@mantine/notifications';
import { useQuery } from '@tanstack/react-query';
import { useCallback, useEffect, useMemo, useState } from 'react';
import {
type FieldValues,
FormProvider,
type SubmitErrorHandler,
type SubmitHandler,
useForm
} from 'react-hook-form';
import { useNavigate } from 'react-router-dom';
import { api, queryClient } from '../../App';
import type { ApiEndpoints } from '../../enums/ApiEndpoints';
import type { ModelType } from '../../enums/ModelType';
import {
type NestedDict,
constructField,
constructFormUrl,
extractAvailableFields,
mapFields
} from '../../functions/forms';
import {
invalidResponse,
showTimeoutNotification
} from '../../functions/notifications';
import { getDetailUrl } from '../../functions/urls';
import type { TableState } from '../../hooks/UseTable';
import type { PathParams } from '../../states/ApiState';
import { Boundary } from '../Boundary';
import {
ApiFormField,
type ApiFormFieldSet,
type ApiFormFieldType
} from './fields/ApiFormField';
export interface ApiFormAction {
text: string;
variant?: 'outline';
color?: DefaultMantineColor;
onClick: () => void;
}
/**
* Properties for the ApiForm component
* @param url : The API endpoint to fetch the form data from
* @param pk : Optional primary-key value when editing an existing object
* @param pk_field : Optional primary-key field name (default: pk)
* @param pathParams : Optional path params for the url
* @param method : Optional HTTP method to use when submitting the form (default: GET)
* @param fields : The fields to render in the form
* @param submitText : Optional custom text to display on the submit button (default: Submit)4
* @param submitColor : Optional custom color for the submit button (default: green)
* @param fetchInitialData : Optional flag to fetch initial data from the server (default: true)
* @param preFormContent : Optional content to render before the form fields
* @param postFormContent : Optional content to render after the form fields
* @param successMessage : Optional message to display on successful form submission
* @param onFormSuccess : A callback function to call when the form is submitted successfully.
* @param onFormError : A callback function to call when the form is submitted with errors.
* @param processFormData : A callback function to process the form data before submission
* @param modelType : Define a model type for this form
* @param follow : Boolean, follow the result of the form (if possible)
* @param table : Table to update on success (if provided)
*/
export interface ApiFormProps {
url: ApiEndpoints | string;
pk?: number | string;
pk_field?: string;
pathParams?: PathParams;
method?: 'GET' | 'POST' | 'PUT' | 'PATCH' | 'DELETE';
fields?: ApiFormFieldSet;
focus?: string;
initialData?: FieldValues;
submitText?: string;
submitColor?: string;
fetchInitialData?: boolean;
ignorePermissionCheck?: boolean;
preFormContent?: JSX.Element;
preFormWarning?: string;
preFormSuccess?: string;
postFormContent?: JSX.Element;
successMessage?: string;
onFormSuccess?: (data: any) => void;
onFormError?: () => void;
processFormData?: (data: any) => any;
table?: TableState;
modelType?: ModelType;
follow?: boolean;
actions?: ApiFormAction[];
timeout?: number;
}
export function OptionsApiForm({
props: _props,
id: pId
}: Readonly<{
props: ApiFormProps;
id?: string;
}>) {
const props = useMemo(
() => ({
..._props,
method: _props.method || 'GET'
}),
[_props]
);
const id = useId(pId);
const url = useMemo(
() => constructFormUrl(props.url, props.pk, props.pathParams),
[props.url, props.pk, props.pathParams]
);
const optionsQuery = useQuery({
enabled: true,
refetchOnMount: false,
queryKey: [
'form-options-data',
id,
props.method,
props.url,
props.pk,
props.pathParams
],
queryFn: async () => {
const response = await api.options(url);
let fields: Record<string, ApiFormFieldType> | null = {};
if (!props.ignorePermissionCheck) {
fields = extractAvailableFields(response, props.method);
}
return fields;
},
throwOnError: (error: any) => {
if (error.response) {
invalidResponse(error.response.status);
} else {
notifications.hide('form-error');
notifications.show({
title: t`Form Error`,
message: error.message,
color: 'red',
id: 'form-error'
});
}
return false;
}
});
const formProps: ApiFormProps = useMemo(() => {
const _props = { ...props };
if (!_props.fields) return _props;
for (const [k, v] of Object.entries(_props.fields)) {
_props.fields[k] = constructField({
field: v,
definition: optionsQuery?.data?.[k]
});
// If the user has specified initial data, use that value here
const value = _props?.initialData?.[k];
if (value) {
_props.fields[k].value = value;
}
}
return _props;
}, [optionsQuery.data, props]);
return (
<ApiForm
id={id}
props={formProps}
optionsLoading={optionsQuery.isFetching || !optionsQuery.data}
/>
);
}
/**
* An ApiForm component is a modal form which is rendered dynamically,
* based on an API endpoint.
*/
export function ApiForm({
id,
props,
optionsLoading
}: Readonly<{
id: string;
props: ApiFormProps;
optionsLoading: boolean;
}>) {
const navigate = useNavigate();
const [fields, setFields] = useState<ApiFormFieldSet>(
() => props.fields ?? {}
);
const defaultValues: FieldValues = useMemo(() => {
const defaultValuesMap = mapFields(fields ?? {}, (_path, field) => {
return field.value ?? field.default ?? undefined;
});
// If the user has specified initial data, that overrides default values
// But, *only* for the fields we have specified
if (props.initialData) {
Object.keys(props.initialData).map((key) => {
if (key in defaultValuesMap) {
defaultValuesMap[key] =
props?.initialData?.[key] ?? defaultValuesMap[key];
}
});
}
return defaultValuesMap;
}, [props.fields, props.initialData]);
// Form errors which are not associated with a specific field
const [nonFieldErrors, setNonFieldErrors] = useState<string[]>([]);
// Form state
const form = useForm({
criteriaMode: 'all',
defaultValues
});
const {
isValid,
isDirty,
isLoading: isFormLoading,
isSubmitting
} = form.formState;
// Cache URL
const url = useMemo(
() => constructFormUrl(props.url, props.pk, props.pathParams),
[props.url, props.pk, props.pathParams]
);
// Define function to process API response
const processFields = (fields: ApiFormFieldSet, data: NestedDict) => {
const res: NestedDict = {};
for (const [k, field] of Object.entries(fields)) {
const dataValue = data[k];
if (
field.field_type === 'nested object' &&
field.children &&
typeof dataValue === 'object'
) {
res[k] = processFields(field.children, dataValue);
} else {
res[k] = dataValue;
if (field.onValueChange) {
field.onValueChange(dataValue, data);
}
}
}
return res;
};
// Query manager for retrieving initial data from the server
const initialDataQuery = useQuery({
enabled: false,
queryKey: [
'form-initial-data',
id,
props.method,
props.url,
props.pk,
props.pathParams
],
queryFn: async () => {
return await api
.get(url)
.then((response: any) => {
// Process API response
const fetchedData: any = processFields(fields, response.data);
// Update form values, but only for the fields specified for this form
form.reset(fetchedData);
return fetchedData;
})
.catch(() => {
return {};
});
}
});
useEffect(() => {
const _fields: any = props.fields || {};
const _initialData: any = props.initialData || {};
const _fetchedData: any = initialDataQuery.data || {};
for (const k of Object.keys(_fields)) {
// Ensure default values override initial field spec
if (k in defaultValues) {
_fields[k].value = defaultValues[k];
}
// Ensure initial data overrides default values
if (_initialData && k in _initialData) {
_fields[k].value = _initialData[k];
}
// Ensure fetched data overrides also
if (_fetchedData && k in _fetchedData) {
_fields[k].value = _fetchedData[k];
}
}
setFields(_fields);
}, [props.fields, props.initialData, defaultValues, initialDataQuery.data]);
// Fetch initial data on form load
useEffect(() => {
// Fetch initial data if the fetchInitialData property is set
if (!optionsLoading && props.fetchInitialData) {
queryClient.removeQueries({
queryKey: [
'form-initial-data',
id,
props.method,
props.url,
props.pk,
props.pathParams
]
});
initialDataQuery.refetch();
}
}, [props.fetchInitialData, optionsLoading]);
const isLoading: boolean = useMemo(
() =>
isFormLoading ||
initialDataQuery.isFetching ||
optionsLoading ||
isSubmitting ||
!fields,
[isFormLoading, initialDataQuery, isSubmitting, fields, optionsLoading]
);
const [initialFocus, setInitialFocus] = useState<string>('');
// Update field focus when the form is loaded
useEffect(() => {
let focusField = props.focus ?? '';
if (!focusField) {
// If a focus field is not specified, then focus on the first available field
Object.entries(fields).forEach(([fieldName, field]) => {
if (focusField || field.read_only || field.disabled || field.hidden) {
return;
}
// Do not auto-focus on a 'choice' field
if (field.field_type == 'choice') {
return;
}
focusField = fieldName;
});
}
if (isLoading) {
return;
}
form.setFocus(focusField);
setInitialFocus(focusField);
}, [props.focus, form.setFocus, isLoading, initialFocus]);
const submitForm: SubmitHandler<FieldValues> = async (data) => {
setNonFieldErrors([]);
const method = props.method?.toLowerCase() ?? 'get';
let hasFiles = false;
// Optionally pre-process the data before submitting it
if (props.processFormData) {
data = props.processFormData(data);
}
const jsonData = { ...data };
const formData = new FormData();
Object.keys(data).forEach((key: string) => {
let value: any = data[key];
const field_type = fields[key]?.field_type;
const exclude = fields[key]?.exclude;
if (field_type == 'file upload' && !!value) {
hasFiles = true;
}
// Stringify any JSON objects
if (typeof value === 'object') {
switch (field_type) {
case 'file upload':
break;
default:
value = JSON.stringify(value);
break;
}
}
if (exclude) {
// Remove the field from the data
delete jsonData[key];
} else if (value != undefined) {
formData.append(key, value);
}
});
return api({
method: method,
url: url,
data: hasFiles ? formData : jsonData,
timeout: props.timeout,
headers: {
'Content-Type': hasFiles ? 'multipart/form-data' : 'application/json'
}
})
.then((response) => {
switch (response.status) {
case 200:
case 201:
case 204:
// Form was submitted successfully
if (props.onFormSuccess) {
// A custom callback hook is provided
props.onFormSuccess(response.data);
}
if (props.follow && props.modelType && response.data?.pk) {
// If we want to automatically follow the returned data
navigate(getDetailUrl(props.modelType, response.data?.pk));
} else if (props.table) {
// If we want to automatically update or reload a linked table
const pk_field = props.pk_field ?? 'pk';
if (props.pk && response?.data[pk_field]) {
props.table.updateRecord(response.data);
} else {
props.table.refreshTable();
}
}
// Optionally show a success message
if (props.successMessage) {
notifications.hide('form-success');
notifications.show({
id: 'form-success',
title: t`Success`,
message: props.successMessage,
color: 'green'
});
}
break;
default:
// Unexpected state on form success
invalidResponse(response.status);
props.onFormError?.();
break;
}
return response;
})
.catch((error) => {
if (error.response) {
switch (error.response.status) {
case 400:
// Data validation errors
const _nonFieldErrors: string[] = [];
const processErrors = (errors: any, _path?: string) => {
for (const [k, v] of Object.entries(errors)) {
const path = _path ? `${_path}.${k}` : k;
// Determine if field "k" is valid (exists and is visible)
const field = fields[k];
const valid = field && !field.hidden;
if (!valid || k === 'non_field_errors' || k === '__all__') {
if (Array.isArray(v)) {
_nonFieldErrors.push(...v);
}
continue;
}
if (typeof v === 'object' && Array.isArray(v)) {
if (field?.field_type == 'table') {
// Special handling for "table" fields - they have nested errors
v.forEach((item: any, idx: number) => {
for (const [key, value] of Object.entries(item)) {
const path: string = `${k}.${idx}.${key}`;
if (Array.isArray(value)) {
form.setError(path, { message: value.join(', ') });
}
}
});
} else {
// Standard error handling for other fields
form.setError(path, { message: v.join(', ') });
}
} else if (typeof v === 'string') {
form.setError(path, { message: v });
} else {
processErrors(v, path);
}
}
};
processErrors(error.response.data);
setNonFieldErrors(_nonFieldErrors);
break;
default:
// Unexpected state on form error
invalidResponse(error.response.status);
props.onFormError?.();
break;
}
} else {
showTimeoutNotification();
props.onFormError?.();
}
return error;
});
};
const onFormError = useCallback<SubmitErrorHandler<FieldValues>>(() => {
props.onFormError?.();
}, [props.onFormError]);
if (optionsLoading || initialDataQuery.isFetching) {
return (
<Paper mah={'65vh'}>
<LoadingOverlay visible zIndex={1010} />
</Paper>
);
}
return (
<Stack>
<Boundary label={`ApiForm-${id}`}>
{/* Show loading overlay while fetching fields */}
{/* zIndex used to force overlay on top of modal header bar */}
<LoadingOverlay visible={isLoading} zIndex={1010} />
{/* Attempt at making fixed footer with scroll area */}
<Paper mah={'65vh'} style={{ overflowY: 'auto' }}>
<div>
{/* Form Fields */}
<Stack gap='sm'>
{(!isValid || nonFieldErrors.length > 0) && (
<Alert radius='sm' color='red' title={t`Form Error`}>
{nonFieldErrors.length > 0 ? (
<Stack gap='xs'>
{nonFieldErrors.map((message) => (
<Text key={message}>{message}</Text>
))}
</Stack>
) : (
<Text>{t`Errors exist for one or more form fields`}</Text>
)}
</Alert>
)}
<Boundary label={`ApiForm-${id}-PreFormContent`}>
{props.preFormContent}
{props.preFormSuccess && (
<Alert color='green' radius='sm'>
{props.preFormSuccess}
</Alert>
)}
{props.preFormWarning && (
<Alert color='orange' radius='sm'>
{props.preFormWarning}
</Alert>
)}
</Boundary>
<Boundary label={`ApiForm-${id}-FormContent`}>
<FormProvider {...form}>
<Stack gap='xs'>
{Object.entries(fields).map(([fieldName, field]) => {
return (
<ApiFormField
key={fieldName}
fieldName={fieldName}
definition={field}
control={form.control}
url={url}
setFields={setFields}
onKeyDown={(value) => {
if (
value == 'Enter' &&
!isLoading &&
(!props.fetchInitialData || isDirty)
) {
form.handleSubmit(submitForm, onFormError)();
}
}}
/>
);
})}
</Stack>
</FormProvider>
</Boundary>
<Boundary label={`ApiForm-${id}-PostFormContent`}>
{props.postFormContent}
</Boundary>
</Stack>
</div>
</Paper>
{/* Footer with Action Buttons */}
<Divider />
<div>
<Group justify='right'>
{props.actions?.map((action, i) => (
<Button
key={`${i}-${action.text}`}
onClick={action.onClick}
variant={action.variant ?? 'outline'}
radius='sm'
color={action.color}
>
{action.text}
</Button>
))}
<Button
onClick={form.handleSubmit(submitForm, onFormError)}
variant='filled'
radius='sm'
color={props.submitColor ?? 'green'}
disabled={isLoading || (props.fetchInitialData && !isDirty)}
>
{props.submitText ?? t`Submit`}
</Button>
</Group>
</div>
</Boundary>
</Stack>
);
}
export function CreateApiForm({
id,
props
}: Readonly<{
id?: string;
props: ApiFormProps;
}>) {
const createProps = useMemo<ApiFormProps>(
() => ({
...props,
method: 'POST'
}),
[props]
);
return <OptionsApiForm props={createProps} id={id} />;
}
export function EditApiForm({
id,
props
}: Readonly<{
id?: string;
props: ApiFormProps;
}>) {
const editProps = useMemo<ApiFormProps>(
() => ({
...props,
fetchInitialData: props.fetchInitialData ?? true,
submitText: props.submitText ?? t`Update`,
method: 'PUT'
}),
[props]
);
return <OptionsApiForm props={editProps} id={id} />;
}
export function DeleteApiForm({
id,
props
}: Readonly<{
id?: string;
props: ApiFormProps;
}>) {
const deleteProps = useMemo<ApiFormProps>(
() => ({
...props,
method: 'DELETE',
submitText: t`Delete`,
submitColor: 'red',
fields: {}
}),
[props]
);
return <OptionsApiForm props={deleteProps} id={id} />;
}